| |  | ZZYP型自力式减压阀 | | 型号:ZZYP | | 口径:DN25-DN200 | | 压力:1.6mpa~6.4mpa | | 材质:铸钢，不锈钢 |  | | |  | YZ11X支管减压阀 | | 型号:YZ11X | | 口径:DN15-DN50 | | 压力:1.6mpa~6.4mpa | | 材质:黄铜，不锈钢 | | |
|  | 蒸汽减压阀Y43H | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 液化气减压阀 | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 氧气减压阀 | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 先导式减压阀 | | 型号:Y42X | | 口径:DN15-DN500 | | 压力:1.6mpa-4.0mpa | | 材质:铸铁，铸钢 | | | |  | 天然气减压阀 | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | Y42X活塞式可调减压阀 | | 型号:Y42X | | 口径:DN15-DN300 | | 压力:1.0mpa-1.6mpa | | 材质:铸铁，铸钢 | | | |  | 气体减压阀 | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 煤气减压阀 | | 型号:Y43H | | 口径:DN15-DN300 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 氢气减压阀 | | 型号:Y43H | | 口径:DN15-DN500 | | 压力:1.6mpa~6.4mpa | | 材质:铸铁，铸钢 | | | |  | 空气减压阀 | | 型号:Y42X | | 口径:DN15-DN300 | | 压力:1.0mpa-2.5mpa | | 材质:铸铁，铸钢 | | |
